Spacecraft information: COSMOS 1721
| Launched | 8 January 1986 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16454 |
| COSPAR ID | 1986-002F |
| Observing |
Current orbital elements
| Inclination | 73.990° |
| Eccentricity | 0.00356 |
| RA ascending node | 5.973 hr |
| Argument perigee | 130.405° |
| Mean anomaly | 255.744° |
| Orbital period | 114.981 min |
| Epoch of osculation | 12 Dec 2025, 06:11 |
Derived Quantities
| Min Altitude | 1433.8 km |
| Mean Altitude | 1461.7 km |
| Peak Altitude | 1489.5 km |
Launched alongside
COSMOS 1716 COSMOS 1717 COSMOS 1718 COSMOS 1719 COSMOS 1720 COSMOS 1722 COSMOS 1723 SL-8 R/BOrbital History
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